c) Houby
0.1. Ceratocystis platani (J. M. Walter) Engelbr. & T. C. Harr
0.2. Fusarium circinatum Nirenberg & O'Donnell
0.3. Geosmithia morbida Kolarík, Freeland, Utley & Tisserat
1. Melampsora medusae Thümen
2. Synchytrium endobioticum (Schilbersky) Percival